// Copyright (c) 2014, the Dart project authors. All rights reserved.
// Copyright 2011 the V8 project authors. All rights reserved.
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import 'v8_regexp_utils.dart';
import 'package:expect/expect.dart';

void main() {
  // Flags: --gc_global

  // Regression test for regexp that has multiple matches and which
  // internally calls RegExpImpl::IrregexpExecOnce more than once without
  // ensuring that the regexp is compiled.
  // This can create a crash if the code was exchanged with the sweep
  // generation (for code flushing support) in GC during the matching.

  var re = new RegExp('(s)');

  String foo(Match m) {
    return "42";
  }

  // Run enough times to get a number of GC's (all mark sweep because of the
  // --gc_global) flag.
  for (var i = 0; i < 10; i++) {
    // Make a long string with plenty of matches for re.
    var x = "s foo s bar s foo s bar s";
    x = x + x;
    x = x + x;
    x = x + x;
    x = x + x;
    x = x + x;
    x = x + x;
    x = x + x;
    x.replaceAllMapped(re, foo);
  }
}
